US Department of Agriculture Jamie L. Whiten building in Washington, DC, on March 13, 2019. USDA Photo by Lance Cheung.… https://www.rawpixel.com/image/3261390/free-photo-image-architecture-building-columnFree Image from public domain licenseBlack and white shot of geometric square tile pattern in Katowice. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3287517/free-photo-image-cc0-creative-commonsFree Image from public domain licenseHis Cuban sweetheart by Col. Richard H. Savage and Mrs. A.C. Gunter / Archie Gunn, 95. https://www.rawpixel.com/image/7726030/image-art-public-domain-posterFree Image from public domain licenseLondon Overground Class 378 train (378 135) in the 2018 'refresh' livery at Highbury and Islington station. https://www.rawpixel.com/image/6077043/photo-image-public-domain-trainFree Image from public domain licenseA pink lotus. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3338665/free-photo-image-blossom-cc0-creative-commonsFree Image from public domain licenseTaken in Semarang, Central Java, Indonesia. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3370974/free-photo-image-boardwalk-bridge-buildingFree Image from public domain license